REFAC: Add LineMesh compute vertex neighbors & rename SurfaceMesh::computeVertexNeighbors
Plucked off the pbd rigid body branch.
Adds computeNeighborVertices for LineMesh similar to SurfaceMesh and adds computeVertexToCellMap for both.
Plucked off the pbd rigid body branch.
Adds computeNeighborVertices for LineMesh similar to SurfaceMesh and adds computeVertexToCellMap for both.